Quality Assurance Programs Overview Quality Assurance continues to gain renewed interest any time there is out-break of food borne illness. If a good Quality Assurance program is in place it helps manage the risk of an outbreak, and limits the impact should an outbreak occur. The key to a successful QA program is source verification and traceability throughout the supply chain. At ReQuest, We use Data Exchange Interfaces (D.E.I.’s) and proven programs to connect the various data sources. This ensures that the supply chain in interdependent and that process analysis and improvement is possible. ReQuest's QA Program »